1. How do decomposers keep us alive? Provide an expounded arguments. 2. Suppose you have a balanced aquarium sealed with a clear glass top. Can life continue in the aquarium indefinitely as long as the sun shines regularly on it?

Q: Each nucleotide on a DNA strand is made of a nitrogenous base (A, C, T or G), a phosphate, and what ...

A:  

Q: What effect does this drug have on nuclear import? Describe where cargo protein Z would be found aft...

A: Ans)Nuclear import refers to the mechanisms by which molecules move across the nuclear membrane of a...

Q: Which of the following statements about keystone species is false? a) Keystone species are the most...

A: Within a particular ecosystem different species are present that interact with each other and forms ...

Q: location of a gene on a b. phenotype chromosome C. locus an iorganism's physical characteristics d. ...

A: Biological macromolecules are massive molecules that are required for live organisms' survival and g...

Q: A man with Type AB blood is married to a woman with Type O blood. They have 2 natural and one adopte...

A: The Punnet square is a square diagram made out of four boxes arranged in a grid. Reginald C. Punnett...

Q: In Find the genotype of the missing parent. In Andalusian fowls, the black (B) and white (W) alleles...

A: 1. The genotypes of missing parents will be - BW and WW. 2. The probability of black offspring (BB) ...

Q: personal blind spot someone else's blind spot facade

A: The answer is listed below: 

Q: this gene was amplified from each member of the family and run on the gel shown below. The thickness...

A: Ocular albinism : It is a genetic disorder which is characterized by vision abnormalities in affecte...

Q: What is the formula used to describe the resolution of a microscope lens, and what are the limitatio...

A: The term resolution is used in microscopy to characterize a microscope's capacity to identify detail...

Q: The presence of Barr bodies in a cell indicates

A: A Barr body also known as X-chromatin is the inactive X chromosome  present in a cell with multiple ...

Q: Explain why the following step are necessary during subculturing:  Flaming the neck of tubes/bottl...

A: Aseptic technique-Aseptic technique should be observed whenever microorganisms are transferred from ...

Q: 7. Here are the results of a crossing trial with fruit flies (D. melanogaster) Parents: Ebony bodied...

A: Ebony body = e ; normal body = E  E dominant over e.   That means ebony body is recessive homozygous...

Q: Compare and contrast the general characteristics of prokaryotic and eukaryotic cells, and contrast p...

A: All living beings are composed of one or more cells.  

Q: Illustrate the relationships among the membranes and compartments of (a) mitochondria and (b) chloro...

A: Cell organelles can be described as the organs located in living cell’s cytoplasm. Organelles of dif...

Q: 3. From the ingredient lists below, circle the interfering agents used in each crystalline candy lis...

A: Candies can be categorized into crystalline and noncrystalline candies based on key interfering agen...

Q: Using Osmosis, Balance, Compartment, Cell, Water, Permeability, and Membrane in your explanation. Ex...

A: The above-bolded lines are taken from the poem "The Rime of the Ancient Mariner" by Taylor Coleridge...

Q: What are the anatomical advantages for simple animals in the chordata phylum?

A: There are four anatomical advantages for simple animals is that, when taken together, set chordates ...

Q: Enumerate 5 common stains that are used in microtechnigue and describe their reactions with tissues ...

A: Staining is the technique used to enhance contrast in samples. 

Q: How does natural selection “work”, and what are the necessary pre-conditions for natural selection t...

A: Darwin was one of history's towering  geniuses and ranks with the greatest heroes of man's intellect...

Q: Which of the following statements about systems theory, as applied in ecology, is incorrect? a) Fee...

A: The ecological systems theory holds that different environments throughout our lifespan that may inf...

Q: 5 points A couple have a son with the recessive X-linked condition, hemophilia A. What are the genot...

A: Answer - option a. genotype of the father is X^A Y, and genotype of mother will be X^A X^a, and neit...

Q: Q8. Why do you think it takes three lines to display the amino acid information? Hint: remember that...

A: Amino acids are the building blocks of protein. Proteins are long chains of amino acids. Our body ha...

Q: available to you). Summarize the results of your research on table 1.4. The first item is given as a...

A: Introduction: Transgenic Organism or Genetically Modified Organisms (GMO) is an organism whose genet...

Q: Honeybees have 36 chromosomes in their somatic cells. How many chromosomes would the egg of a queen ...

A: Introduction A chromosome is a lengthy DNA molecule that contains part or all of an organism's genet...

Q: Define about DNA Transposons ?

A: DNA is a material found inside cells that transports genetic information and transmits it from gener...

Q: Which of the following are variable terms in the discrete-time logistic model? ΔN Δt rmax,d t N...

A: Variable: the value which is changed during simulation. Any value that can be changed over time is c...

Q: How haploid plants can be obtained? List the names of methods

A: Introduction: Haploid plants have been a important assets of genetic studies and plant breeding. Hap...

Q: Part 2. You perform the cross of the two EeHh rabbits and get the offspring shown below Wild type (n...

A: The chi-square test is the test done to know whether our data fits in one of the Mendelian ratios. I...

Q: At the end of Meiosis I, ) two diploid cells are produced. O four diploid cells are produced. two ha...

A: Meiosis is reduction division. In this process, 4 different haploid daughter cells are produced from...

Q: How is the reading frame of a nucleotide sequence set?

A: A reading frame is a nucleotide triplet sequence that may be translated into a polypeptide and is de...

Q: what would happen internally if you relied on salty ocean water for survival.

A: ANSWER: Seawater contains salt. When humans drink seawater, their cells are thus taking in water an...

Q: Definition of cell to cell communication and types

A: Cellular communication is critical for reacting to environmental changes. It is required for cell gr...

Q: Explain the process of conversion of ATP to cAMP ?

A: Adenosine triphosphate (ATP) is a hydrotrope and an organic substance that supplies energy to variou...

Q: If 12-ounce cans of soft drink contain 150 kilocalories from added sugars and are the only source of...

A: questions 2 & 3 are subjective so according to Bartley guideline we cant answer that

Q: A fruit fly (Drosophila spp.) has 4 homologous chromosome pairs. What is its diploid number? 16 8 O4...

A: Genetics is the branch of biology that deals with the study of genes, their variation, and heredity ...

Q: Male side-blotched lizards display throat color polymorphisms; some males have orange throats, some ...

A: Hardy Weinberg law states, when population is in equilibrium, genotypic frequencies are in proportio...

Q: Which type of species produces many offspring , each of which has a small chance of surviving to mat...

A: Specialist species are species requiring very unique resources to live.They are less adaptive to new...

Q: What types of similarities in cell structure and function tell biologists about the common origin of...

A: Introduction  Taxonomy is the branch of science that deals with the classification of organisms in h...

Q: In the accompanying pedigree, the vertical lines stand for protan color blindness, and the horizonta...

A: Answer :  As seen in the inheritance pattern, both the conditions show presence only in males. This ...

Q: What is peritoneum ? Write down its many layers?

A: The serous membrane is a thin membrane that outlines interior body cavities and organs such as the h...

Q: When added sugar is consumed in excess of calorie needs   1. it suppresses the insulin response  ...

A: Insulin It is a peptide hormone released by the beta cells of the pancreas. It is responsible for re...

Q: How is understanding the external and internal anatomy help in promoting healthy lifestyle through m...

A: Anatomy is the branch of biology that deals with the structure of organisms and their constituents. ...

Q: Klariz, a 28-year-old woman with type o blood and Ricci, a 30-year-old man with type AB blood are ex...

A: Monohybrid cross is a type of genetic cross between individuals. 

Q: How does the structure of the nucleus affect how information stored in DNA is used by the cell?

A: The blueprint that determines everything a cell does and all of the products it produces are found i...

Q: Which group of the following is probably the least likely to have the harmful Tay Sachs alleles toda...

A: Tay Sachs disease or GM2 gangliosidosis occurs when a child inherits a  mutation in the HEXA gene fr...

Q: 2 3.

A: Introduction:-Both cortical and cancellous bone tissue make up long bones. They are divided into num...

Q: In Figure 4-6, why does the diagram not show meiosesin which two crossovers occur between the same t...

A: Crossing over is a process that takes place only and only between the chromosomes that are homologou...

Q: The two strands in a molecule of DNA are held together by peptide bonds covalent bonds hydrogen bon...

A: The DNA double helix is held together by two types of bonds, covalent and hydrogen. Covalent bonds o...

Q: How Does the Immune System Respond to a Changing Pathogen?

A: The antigen is a foreign material, such as a toxin, bacteria, or virus, that, when invading the body...

Q: The function of proteins can be regulated in a number of ways. What is cooperativity, and how does i...

A: Proteins are massive biomolecules and macromolecules made up of one or more long chains of amino aci...

Prokaryotic evolution

The term evolution means the gradual change or a transformation from a simple or primitive state to a complex or advanced state. Prokaryotic evolution is a concept that involves the evolution of the form and function of most primitive organisms (prokaryotes) through several stages and changes to form diverse life as a part of organic evolution.